5. The grid at the right has the segment AB drawn with endpoints at 4(-7,3) and B(5,8). (a) Draw the image of AB, A'B', after a reflection in the line y=x. State the coordinates of A' and B' below. (b) Find the length of AB and the length of A'B" by using the distance formula. Show your work. Length of AB: Length of A'B":

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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5. The grid at the right has the segment AB drawn with endpoints
at 4(-7,3) and B(5, 8).
(a) Draw the image of AB, A'B', after a reflection in the line
y =x. State the coordinates of A' and B' below.
(b) Find the length of AB and the length of A'B' by using the
distance formula. Show your work.
Length of AB:
Length of A'B":
Transcribed Image Text:5. The grid at the right has the segment AB drawn with endpoints at 4(-7,3) and B(5, 8). (a) Draw the image of AB, A'B', after a reflection in the line y =x. State the coordinates of A' and B' below. (b) Find the length of AB and the length of A'B' by using the distance formula. Show your work. Length of AB: Length of A'B":
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